230173223737 has 4 divisors (see below), whose sum is σ = 230407378560. Its totient is φ = 229939068916.

The previous prime is 230173223717. The next prime is 230173223789. The reversal of 230173223737 is 737322371032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230173223737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230173223737.

It is not an unprimeable number, because it can be changed into a prime (230173223717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117075937 + ... + 117077902.

It is an arithmetic number, because the mean of its divisors is an integer number (57601844640).

Almost surely, 2^230173223737 is an apocalyptic number.

It is an amenable number.

230173223737 is a deficient number, since it is larger than the sum of its proper divisors (234154823).

230173223737 is an equidigital number, since it uses as much as digits as its factorization.

230173223737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234154822.

The product of its (nonzero) digits is 222264, while the sum is 40.

Adding to 230173223737 its reverse (737322371032), we get a palindrome (967495594769).

The spelling of 230173223737 in words is "two hundred thirty billion, one hundred seventy-three million, two hundred twenty-three thousand, seven hundred thirty-seven".